Editing Quickstartguide:Litho (section)

== Washing the stone ==
* wash off the acid gum Arabic with water and a sponge
* dry the stone with a lithographer's fan.
* apply plain gum on the stone with a damp sponge and make the layer thin 
* Dry the gum Arabic
* Start removing the drawing with turpentine. This is called the ‘dry wash’ the surface of the stone is protected by the gum Arabic.
* wash off the gom with a good amount of water and keep the stone wet with a sponge
* remove the rest of the drawing with turpentine. This is called the ‘wet wash’ the surface of the stone is protected by the water.